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47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
// Copyright 2019 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <span>
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#include <vector>
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#include "common/common_types.h"
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namespace Common::Compression {
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/**
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* Compresses a source memory region with Zstandard and returns the compressed data in a vector.
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*
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* @param source The uncompressed source memory region.
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* @param source_size The size of the uncompressed source memory region.
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* @param compression_level The used compression level. Should be between 1 and 22.
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*
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* @return the compressed data.
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*/
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[[nodiscard]] std::vector<u8> CompressDataZSTD(const u8* source, std::size_t source_size,
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s32 compression_level);
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/**
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* Compresses a source memory region with Zstandard with the default compression level and returns
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* the compressed data in a vector.
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*
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* @param source The uncompressed source memory region.
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* @param source_size The size of the uncompressed source memory region.
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*
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* @return the compressed data.
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*/
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[[nodiscard]] std::vector<u8> CompressDataZSTDDefault(const u8* source, std::size_t source_size);
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/**
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* Decompresses a source memory region with Zstandard and returns the uncompressed data in a vector.
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*
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* @param compressed the compressed source memory region.
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*
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* @return the decompressed data.
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*/
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[[nodiscard]] std::vector<u8> DecompressDataZSTD(std::span<const u8> compressed);
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} // namespace Common::Compression
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